Ningbo Haga Seals Industries Co., Ltd. is a specialist manufacturer of mechanical seals and seal material, such as Silicon Carbide Seal Ring, Tungsten Carbide Seal Ring, Alumina Ceramic Seal Ring, O Ring, packing and gasket, etc.
HAGA is managed by highly qualified technologists and engineers, and has strict quality control system, and enjoy a good reputation in our clients.
Now our products are well popular in America, southeast Asia, mid-Asia and so on, our customers are satisfied with...
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